$smsg = $ibx->over->get_art(1);
is($smsg->{ds}, 749520000, 'datestamp from git author time');
is($smsg->{ts}, 1285977600, 'timestamp from git committer time');
$smsg = $ibx->over->get_art(1);
is($smsg->{ds}, 749520000, 'datestamp from git author time');
is($smsg->{ts}, 1285977600, 'timestamp from git committer time');